Mathematics 4024 · O Level · Standard form

Standard form — practice question

(a)[1]

Write $45000000$ in standard form.

(b)[2]

Evaluate $\frac{1.5 \times 10^5}{5 \times 10^{-5}}$, giving your answer in standard form.

Worked solution & mark scheme

This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Hence, $4.5 \times 10^8$.” …